<?php 
    $title=$_GET['title'];
    $price=$_GET['price'];
?>
<html>
<body>
    <form action="modify.handle.php" method="post">
        name:<input type="text" name="title" value="<?php echo $title ?>" ><br> 
        price:<input type="text" name="price"><br>
        <input type="submit" value="提交">
    </form>
</body>
</html>